package com.wanke.dao;

import java.util.List;

import com.wanke.entity.Course;

public interface CourseDao {

	void persist(Course transientInstance);

	void attachDirty(Course instance);

	void attachClean(Course instance);

	void delete(Course persistentInstance);

	Course merge(Course detachedInstance);

	Course findById(int id);

	List findByExample(Course instance);
	
	public Course clazzCheck(int banji_id,String begin,String zhouji);

}